import type { OperationVariables } from "@apollo/client";
import type { SubscribeToMoreFunction } from "@apollo/client";
import type { FetchMoreFunction, QueryRef, RefetchFunction } from "@apollo/client/react/internal";
export declare namespace useQueryRefHandlers {
    interface Result<TData = unknown, TVariables extends OperationVariables = OperationVariables> {
        /**
        * Update the variables of this observable query, and fetch the new results. This method should be preferred over `setVariables` in most use cases.
        * 
        * @param variables - The new set of variables. If there are missing variables, the previous values of those variables will be used.
        */
        refetch: RefetchFunction<TData, TVariables>;
        /**
        * A function that helps you fetch the next set of results for a [paginated list field](https://www.apollographql.com/docs/react/pagination/core-api/).
        */
        fetchMore: FetchMoreFunction<TData, TVariables>;
        /**
        * A function that enables you to execute a [subscription](https://www.apollographql.com/docs/react/data/subscriptions/), usually to subscribe to specific fields that were included in the query.
        * 
        * This function returns _another_ function that you can call to terminate the subscription.
        */
        subscribeToMore: SubscribeToMoreFunction<TData, TVariables>;
    }
}
/**
 * A React hook that returns a `refetch` and `fetchMore` function for a given
 * `queryRef`.
 *
 * This is useful to get access to handlers for a `queryRef` that was created by
 * `createQueryPreloader` or when the handlers for a `queryRef` produced in
 * a different component are inaccessible.
 *
 * @example
 * ```tsx
 * const MyComponent({ queryRef }) {
 *   const { refetch, fetchMore } = useQueryRefHandlers(queryRef);
 *
 *   // ...
 * }
 * ```
 * @since 3.9.0
 * @param queryRef - A `QueryRef` returned from `useBackgroundQuery`, `useLoadableQuery`, or `createQueryPreloader`.
 */
export declare function useQueryRefHandlers<TData = unknown, TVariables extends OperationVariables = OperationVariables>(queryRef: QueryRef<TData, TVariables>): useQueryRefHandlers.Result<TData, TVariables>;
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